
.bind-box{
    position: absolute;
    /*top: 20%;*/
    width: 90%;
    left: 5%;
}
.bind-box>dl{
    display: flex;
    align-items: center;
    height:50px;
    border-bottom:1px solid #e5e5e5;

}
.bind-box>dl>dt{
    width:70px;
    color: #000;
    flex-shrink: 0;
}

.buf_item dd input{
    width:100%;
    height:100%;
    font-size: 16px;
}
.buf_item  button{
    background-color: #000;
    border-radius: 5px;
    width: 140px;
    height: 25px;
    color: #fff;
}
.btn{
    position: absolute;
    top: 25%;
    left: 5%;
    width:90%;
    height: 40px;
    color: #fff;
    font-size: 16px;
    background-color: #000;
    border-radius: 5px;

}